[Darrien Gaston, MD, FACP, FACG: Gastroenterologist & Obesity Medicine Physician Beverly Chicago, IL: Metropolitan Gastroenterology Consultants Trusted Gastroenterologist & Obesity Medicine Physician serving Beverly Chicago, IL. Contact us at 773-245-0347 or visit us at 10444 South Western Avenue, Chicago, IL 60643: Metropolitan Gastroenterology Consultants ]